3.1 Gravity 1- Fill in the blanks:
a) Every planet or moon acquires a
and size.
field strength whose magnitude depends on its​

Earthplanet yplanet y5=earth     *many different equationsplanet x1.5=earthplanet x is two times planet yobject 5,2500 mass5,1,3,2,4object 1 is four times obect 4

Magma  is composed of molten rock and is  stored  in the earth's crust. lava is  magma  that reaches the surface of our planet through a volcano vent.

British cologoinst admisitrion